static int resize_test()
{
IplImage* src = load_iplimage( "d:/user/vp/archive/art/greatwave.jpg" );
IplImage* image = cvCreateImage( cvGetSize( src ), 8, 1 );
cvCvtColor( src, image, CV_BGR2GRAY );
named_window( "image", 1 );
show_iplimage( "image", image );
wait_key( 0 );
named_window( "result", 1 );
for( int i = 0; i < 30; i++ )
{
IplImage* dst = cvCreateImage(
cvSize( (rand() % 1000) + 1, (rand() % 1000) + 1),
8, image->nChannels );
cvResize( image, dst, CV_INTER_LINEAR );
show_iplimage( "result", dst );
wait_key_ex( 0, 1000 );
cvReleaseImage( &dst );
}
cvReleaseImage( &image );
destroy_window( "image" );
destroy_window( "result" );
return CV_OK;
}
// define a trackbar callback
void on_trackbar( int h )
{
int j;
int distStep = dist -> widthStep / 4;
float* currPointer;
cvThreshold( gray, edge,
( float )( edge_thresh ),
( float )( edge_thresh ),
CV_THRESH_BINARY );
//Distance transform
cvDistTransform( edge, dist,
CV_DIST_L2,
CV_DIST_MASK_5,
NULL );
cvConvertScale( dist, dist, 5000.0, 0 );
for( j = 0, currPointer = dist -> imageData; j < dist -> height; j++, currPointer += distStep )
{
cvbSqrt( ( float* )( currPointer ),
( float* )( currPointer ),
dist -> width );
}
cvConvertScale( dist, dist32s, 1.0, 0.5 );
cvAndS( dist32s, cvScalarAll(255), dist32s, 0 );
cvConvertScale( dist32s, dist8u1, 1, 0 );
cvConvertScale( dist32s, dist32s, -1, 0 );
cvAddS( dist32s, cvScalarAll(255), dist32s, 0 );
cvConvertScale( dist32s, dist8u2, 1, 0 );
cvCvtPlaneToPix( dist8u1, dist8u2, dist8u2, 0, dist8u );
show_iplimage( wndname, dist8u );
}
static int drawing_test()
{
static int read_params = 0;
static int read = 0;
const int channel = 3;
CvSize size = cvSize(600, 300);
int i, j;
int Errors = 0;
if( !read_params )
{
read_params = 1;
trsCaseRead( &read, "/n/y", "y", "Read from file ?" );
}
// Create image
IplImage* image = cvCreateImage( size, IPL_DEPTH_8U, channel );
// cvLine
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i - 30, i * 4 + 10 );
CvPoint p2 = cvPoint( size.width + 30 - i, size.height - 10 - i * 4 );
cvLine( image, p1, p2, CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvLine", read );
// cvLineAA
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i - 30, i * 4 + 10 );
CvPoint p2 = cvPoint( size.width + 30 - i, size.height - 10 - i * 4 );
cvLine( image, p1, p2, CV_RGB(178+i, 255-i, i), 1, CV_AA, 0 );
}
//Errors += ProcessImage( image, "cvLineAA", read );
// cvRectangle
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i - 30, i * 4 + 10 );
CvPoint p2 = cvPoint( size.width + 30 - i, size.height - 10 - i * 4 );
cvRectangle( image, p1, p2, CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvRectangle", read );
#if 0
named_window( "Diff", 0 );
#endif
// cvCircle
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i * 3, i * 2 );
CvPoint p2 = cvPoint( size.width - i * 3, size.height - i * 2 );
cvCircle( image, p1, i, CV_RGB(178+i, 255-i, i), i % 10 );
cvCircle( image, p2, i, CV_RGB(178+i, 255-i, i), i % 10 );
#if 0
show_iplimage( "Diff", image );
wait_key(0);
#endif
}
Errors += ProcessImage( image, "cvCircle", read );
// cvCircleAA
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i * 3, i * 2 );
CvPoint p2 = cvPoint( size.width - i * 3, size.height - i * 2 );
cvCircleAA( image, p1, i, RGB(i, 255 - i, 178 + i), 0 );
cvCircleAA( image, p2, i, RGB(i, 255 - i, 178 + i), 0 );
}
Errors += ProcessImage( image, "cvCircleAA", read );
// cvEllipse
cvZero( image );
for( i = 10; i < 100; i += 10 )
{
CvPoint p1 = cvPoint( i * 6, i * 3 );
CvSize axes = cvSize( i * 3, i * 2 );
cvEllipse( image, p1, axes,
180 * i / 100, 90 * i / 100, 90 * (i - 100) / 100,
CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvEllipse", read );
// cvEllipseAA
cvZero( image );
for( i = 10; i < 100; i += 10 )
{
CvPoint p1 = cvPoint( i * 6, i * 3 );
CvSize axes = cvSize( i * 3, i * 2 );
cvEllipseAA( image, p1, axes,
180 * i / 100, 90 * i / 100, 90 * (i - 100) / 100,
RGB(i, 255 - i, 178 + i), i % 10 );
}
Errors += ProcessImage( image, "cvEllipseAA", read );
// cvFillConvexPoly
cvZero( image );
for( j = 0; j < 5; j++ )
for( i = 0; i < 100; i += 10 )
{
CvPoint p[4] = {{ j * 100 - 10, i }, { j * 100 + 10, i },
{ j * 100 + 30, i * 2 }, { j * 100 + 170, i * 3 }};
cvFillConvexPoly( image, p, 4, CV_RGB(178+i, 255-i, i) );
}
Errors += ProcessImage( image, "cvFillConvexPoly", read );
// cvFillPoly
cvZero( image );
for( i = 0; i < 100; i += 10 )
{
CvPoint p0[] = {{-10, i}, { 10, i}, { 30, i * 2}, {170, i * 3}};
CvPoint p1[] = {{ 90, i}, {110, i}, {130, i * 2}, {270, i * 3}};
CvPoint p2[] = {{190, i}, {210, i}, {230, i * 2}, {370, i * 3}};
CvPoint p3[] = {{290, i}, {310, i}, {330, i * 2}, {470, i * 3}};
CvPoint p4[] = {{390, i}, {410, i}, {430, i * 2}, {570, i * 3}};
CvPoint* p[] = {p0, p1, p2, p3, p4};
int n[] = {4, 4, 4, 4, 4};
cvFillPoly( image, p, n, 5, CV_RGB(178+i, 255-i, i) );
}
Errors += ProcessImage( image, "cvFillPoly", read );
// cvPolyLine
cvZero( image );
for( i = 0; i < 100; i += 10 )
{
CvPoint p0[] = {{-10, i}, { 10, i}, { 30, i * 2}, {170, i * 3}};
CvPoint p1[] = {{ 90, i}, {110, i}, {130, i * 2}, {270, i * 3}};
CvPoint p2[] = {{190, i}, {210, i}, {230, i * 2}, {370, i * 3}};
CvPoint p3[] = {{290, i}, {310, i}, {330, i * 2}, {470, i * 3}};
CvPoint p4[] = {{390, i}, {410, i}, {430, i * 2}, {570, i * 3}};
CvPoint* p[] = {p0, p1, p2, p3, p4};
int n[] = {4, 4, 4, 4, 4};
cvPolyLine( image, p, n, 5, 1, CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvPolyLine", read );
// cvPolyLineAA
cvZero( image );
for( i = 0; i < 100; i += 10 )
{
CvPoint p0[] = {{-10, i}, { 10, i}, { 30, i * 2}, {170, i * 3}};
CvPoint p1[] = {{ 90, i}, {110, i}, {130, i * 2}, {270, i * 3}};
CvPoint p2[] = {{190, i}, {210, i}, {230, i * 2}, {370, i * 3}};
CvPoint p3[] = {{290, i}, {310, i}, {330, i * 2}, {470, i * 3}};
CvPoint p4[] = {{390, i}, {410, i}, {430, i * 2}, {570, i * 3}};
CvPoint* p[] = {p0, p1, p2, p3, p4};
int n[] = {4, 4, 4, 4, 4};
cvPolyLineAA( image, p, n, 5, 1, RGB(i, 255 - i, 178 + i), 0 );
}
Errors += ProcessImage( image, "cvPolyLineAA", read );
// cvPolyLineAA
cvZero( image );
for( i = 1; i < 10; i++ )
{
CvFont font;
cvInitFont( &font, CV_FONT_VECTOR0,
(double)i / 5, (double)i / 5, (double)i / 10, i );
cvPutText( image, "privet. this is test. :)", cvPoint(0, i * 20), &font, CV_RGB(178+i, 255-i, i) );
}
Errors += ProcessImage( image, "cvPutText", read );
cvReleaseImage( &image );
return Errors ? trsResult( TRS_FAIL, "errors" ) : trsResult( TRS_OK, "ok" );
}
